Home / 6,329,310-8,734,439.91-3,428,712.87

Finding the Fourth Proportional to 6,329,310, 8,734,439.91 and 3,428,712.87

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Solution

The fourth proportional to 6,329,310, 8,734,439.91 and 3,428,712.87 is: 4,731,619.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329,310 : 8,734,439.91 = 3,428,712.87 : x
  2. Step 2: Convert to fraction form
    6,329,310/8,734,439.91 = 3,428,712.87/x
  3. Step 3: Cross multiply
    6,329,310x = 8,734,439.91 × 3,428,712.87
  4. Step 4: Simplify right side
    6,329,310x = 29,947,886,531,658.64
  5. Step 5: Solve for x
    x = 29,947,886,531,658.64/6,329,310
  6. Step 6: Final answer
    x = 4,731,619.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.